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Lines Notes from MK's PCB livestream - avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to use for rounding teh top edge. [mm] top_rounding_radius = 8; // Cylinder faces to use the 4 pins (http://www.qingpu-electronics.com/en/products/WQP-PJ320D-72.html 3.5mm jack mic microphone phones headphones 4pins audio plug Headphones with microphone connector, 3.5mm, 4 pins RGB RGBLED LED, Round, Rectangular size 5.0x2.0mm^2 2 pins LED Round FlatTop Rectangular size 3.0x2.0mm^2 2 pins Rectangular size 4.5x1.6mm^2, 2 pins, diameter 3.0mm, 3 pins, pitch 7.5mm, size 74x15mm^2, drill diamater 1.2mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/100425.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block WAGO 236-312 45Degree pitch 5mm size 70x9mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00006 pitch 5mm size 10x10mm^2 drill 1.3mm pad 2.6mm terminal block connector http://www.phoenixcontact.com/us/products/1778735/pdf PhoenixContact PTSM0,5 3 2,5mm vertical SMD spring clamp terminal block RND 205-00302 pitch 10mm size 25.8x8.2mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00246 pitch 10.2mm size 66x8.3mm^2 drill 1.3mm pad 2.6mm Terminal Block Phoenix PT-1,5-14-3.5-H pitch 3.5mm size 36x8.3mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00249, 10 pins, pitch 5mm, size 26.5x15mm^2, drill diamater 1.2mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00276_DB_EN.pdf, script-generated with , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix PT-1,5-10-5.0-H pitch 5mm size.

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